diff --git a/src/cmd/ld/pcln.c b/src/cmd/ld/pcln.c
index 4c2ffa78e1d..17f4f992fcd 100644
--- a/src/cmd/ld/pcln.c
+++ b/src/cmd/ld/pcln.c
@@ -90,7 +90,7 @@ renumberfiles(Link *ctxt, LSym **files, int nfiles, Pcdata *d)
 		}
 		dv = val - newval;
 		newval = val;
-		v = (uint32)(dv<<1) ^ (uint32)(int32)(dv>>31);
+		v = ((uint32)dv<<1) ^ (uint32)(int32)(dv>>31);
 		addvarint(&out, v);
 
 		// pc delta